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A pitcher throws a 0.140 kg baseball, and it approaches the bat at a speed of 35.0 m/s. The bat does Wnc = 75.0 J of work on the ball in hitting it. Ignoring air resistance, determine the speed of the ball after the ball leaves the bat and is 25.0 m above the point of impact.(Answer in m/s)
A plane flies from base camp to Lake A, 340 km away in the direction 20.0° north of east. After dropping off supplies it flies to Lake B, which is 240 km at 30.0° west of north from Lake A. Graphically find the distance and direction from Lake B to..
Menthol is a crystalline substance with a peppermint taste and odor. When 1.45 g of menthol is dissolved in 25.0 g of cyclohexane, Calculate the molar mass of menthol
A weather vane initially at rest has a moment of inertia of 0.122 kg · m2 about its axis of rotation, Find the angular velocity of the weather vane just after it is struck
when an object is dropped from a height of 20.0m above the surface of planet B, what is the acceleration of a falling object close to this planet
An object initially at rest moves a distance x when a force F is applied for time t. How far will the object move of a force of 2F is applied for the same time t
A long solenoid that has 1,050 turns uniformly distributed over a length of 0.450 m produces a magnetic field of magnitude 1.00 10-4 T at its center
An airplane flies 200km due west from city Band then 285 km in direction of 28 degrees north of west from city B to city C. in a straight-line distance how far is city C from city A.
A long, straight wire carrying a current of 316 A is placed in a uniform magnetic field that has a magnitude of 7.42 × 10-3 T. Find a point in space where the net magnetic field is zero
The rails are laid on a winter day when their temperature is 1.8°C. (a) How much space must be left between adjacent rails if they are just to touch on a summer day when their temperature is 32.2°C
A particle of rest mass m0 moving with a speed of 0:8c collides and sticks to a particle of rest mass 3m0 that is initially at rest. What is the kinetic energy of the initial moving particle
A child operating a radio-controlled model car on a dock accidentally steers it off the edge. What is the car's speed at the instant it drives off the edge of the dock
A 83.0-?F capacitor is connected to a generator operating at a low frequency. The rms voltage of the generator is 2.60 V and is constant. at what frequency will the fuse burn out
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